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Chesterton 891 Rotary Inside Single Seal

Home » Shop » Chesterton 891 Rotary Inside Single Seal
component seals

High-Performance, Single Component Seal

​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​Chesterton’s 891 is a balanced, high-performance component single seal. The 891 can be run against many different stationary seal rings for maximum flexibility in many applications. It is a non-fretting design that will not damage the shaft sleeve or any metal parts within the seal.​​

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Categories: Component Seals, Mechanical Seals
  • Description

Description

Monolithic seal faces​
Balanced
High-pressure capable
Non-clog, iso​lated springs
Dynamic O-Ring is positioned on a replaceable component surface
Minimized wearing components
Easy to repair with kits

 

Sizes16 mm to 200 mm (.75″ to 8.00″)
Pressure711 mm (28″) Hg Vacuum to 40 bar g (600 psig*)
Temperature–55° C to 300° C  (–67° F to 570° F)
Speed20 m/s (4000 fpm)

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